FR1160334A
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Process for obtaining pure phosphoric acid
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IE22639L
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Treatment of meat, blood etc.
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FR1112155A
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Process for improving sausage meat
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FR1083332A
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Process for the manufacture of pyro- and polyphosphates
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FR1086452A
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Process for the preparation of alkali, alkaline earth or other metal phosphates starting from elemental phosphorus
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FR1071414A
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Process for obtaining gaseous ammonia from aqueous solutions containing ammonium ions
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FR1069342A
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Process and products for rinsing and degreasing household utensils and glassware
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DE928581C
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Process to increase the baking quality of flour
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DE805279C
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Process and device for the production of chemically pure phosphoric acid by distillation
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DE806787C
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Method and device for flushing filters
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DE804440C
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Process for increasing the phosphoric acid yield in the wet digestion of low-fluorine rock phosphates
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DE757986C
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Production of primary alkali phosphate liquors from low-fluorine or fluorine-free technical phosphoric acids
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DE767097C
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Process for the production of synthetic zeolites from aluminum silicates
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ES127469A2
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A PROCEDURE FOR SOFTENING WATER
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ES123286A1
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A PROCEDURE FOR SWEETENING WATER
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CA390889A
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Boiler feed water softening apparatus
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